Hip-Hop star LL Cool J has been confirmed to appear on Janet Jackson's "Rock Withchu" Tour.

The Queens-born rap star will hit the road with Janet Jackson on September 25, starting with a performance in Chicago.

While LL won't be on the entire tour with Janet, fans can catch him on the tour over the next month, with his last appearance with Jackson coming on October 21 in Houston, Texas.

LL Cool J's 13th and final album Exit 13 hits stores September 9 on Def Jam.

Tour dates are listed below:

Thu-9/25/ Chicago, IL AllState Arena
Sat-9/27/ Detroit, MI The Palace of Auburn Hills
Sun-9/28/ Toronto Air Canada Centre
Mon-9/29/ Montreal Bell Centre
Wed-10/1/ Boston, MA TD Banknorth Garden
Thu-10/2/ Philadelphia, PA Wachovia Center
Sat10/4/ Greensboro, NC Greensboro Coliseum
Sun-10/5/ Atlanta,GA Philips Arena
Tue-10/7/ Ft. Lauderdale, FL BankAtlantic Center
Sat-10/11/ Uncasville, CT Mohegan Sun Casino
Wed-10/15/ Washington, DC Verizon Center
Thu-10/16 New York, NY Madison Square Garden
Fri-10/17/ East Rutherford, NJ Izod Center
Tue-10/21/ Houston, TX Toyota Center